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Add ItemStack:get_description() to get tooltip (#8847)
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@ -5254,6 +5254,7 @@ an itemstring, a table or `nil`.
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* `get_metadata()`: (DEPRECATED) Returns metadata (a string attached to an item
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stack).
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* `set_metadata(metadata)`: (DEPRECATED) Returns true.
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* `get_description()`: returns the description shown in inventory list tooltips.
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* `clear()`: removes all items from the stack, making it empty.
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* `replace(item)`: replace the contents of this stack.
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* `item` can also be an itemstring or table.
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@ -2844,37 +2844,23 @@ void GUIFormSpecMenu::drawList(const ListDrawSpec &s, int layer,
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}
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if (layer == 1) {
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// Draw item stack
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if (selected)
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item.takeItem(m_selected_amount);
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if (!item.empty()) {
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// Draw item stack
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drawItemStack(driver, m_font, item,
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rect, &AbsoluteClippingRect, m_client,
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rotation_kind);
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}
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// Draw tooltip
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std::wstring tooltip_text;
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if (hovering && !m_selected_item) {
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const std::string &desc = item.metadata.getString("description");
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if (desc.empty())
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tooltip_text =
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utf8_to_wide(item.getDefinition(m_client->idef()).description);
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else
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tooltip_text = utf8_to_wide(desc);
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if (!item.name.empty()) {
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if (tooltip_text.empty())
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tooltip_text = utf8_to_wide(item.name);
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else if (m_tooltip_append_itemname)
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tooltip_text += utf8_to_wide("\n[" + item.name + "]");
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// Draw tooltip
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if (hovering && !m_selected_item) {
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std::string tooltip = item.getDescription(m_client->idef());
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if (m_tooltip_append_itemname)
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tooltip += "\n[" + item.name + "]";
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showTooltip(utf8_to_wide(tooltip), m_default_tooltip_color,
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m_default_tooltip_bgcolor);
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}
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}
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if (!tooltip_text.empty()) {
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showTooltip(tooltip_text, m_default_tooltip_color,
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m_default_tooltip_bgcolor);
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}
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}
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}
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}
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@ -246,6 +246,14 @@ std::string ItemStack::getItemString() const
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return os.str();
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}
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std::string ItemStack::getDescription(IItemDefManager *itemdef) const
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{
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std::string desc = metadata.getString("description");
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if (desc.empty())
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desc = getDefinition(itemdef).description;
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return desc.empty() ? name : desc;
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}
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ItemStack ItemStack::addItem(ItemStack newitem, IItemDefManager *itemdef)
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{
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@ -47,6 +47,8 @@ struct ItemStack
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// Returns the string used for inventory
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std::string getItemString() const;
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// Returns the tooltip
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std::string getDescription(IItemDefManager *itemdef) const;
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/*
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Quantity methods
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@ -175,6 +175,16 @@ int LuaItemStack::l_set_metadata(lua_State *L)
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return 1;
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}
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// get_description(self)
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int LuaItemStack::l_get_description(lua_State *L)
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{
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NO_MAP_LOCK_REQUIRED;
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LuaItemStack *o = checkobject(L, 1);
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std::string desc = o->m_stack.getDescription(getGameDef(L)->idef());
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lua_pushstring(L, desc.c_str());
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return 1;
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}
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// clear(self) -> true
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int LuaItemStack::l_clear(lua_State *L)
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{
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@ -470,6 +480,7 @@ const luaL_Reg LuaItemStack::methods[] = {
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luamethod(LuaItemStack, get_meta),
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luamethod(LuaItemStack, get_metadata),
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luamethod(LuaItemStack, set_metadata),
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luamethod(LuaItemStack, get_description),
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luamethod(LuaItemStack, clear),
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luamethod(LuaItemStack, replace),
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luamethod(LuaItemStack, to_string),
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@ -66,6 +66,9 @@ private:
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// set_metadata(self, string)
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static int l_set_metadata(lua_State *L);
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// get_description(self)
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static int l_get_description(lua_State *L);
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// clear(self) -> true
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static int l_clear(lua_State *L);
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